Chemistry Which one of the following has greatest mass ? Neutron Proton Electron Hydrogen nucleus Neutron Proton Electron Hydrogen nucleus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization is the : Deposition of tin on iron Deposition of copper on iron Deposition of zinc on iron Deposition of aluminium on iron Deposition of tin on iron Deposition of copper on iron Deposition of zinc on iron Deposition of aluminium on iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to make light weight, but strong plastic ? Polythene Polyvinyl Chloride Methyl Methacrylate Nylon Polythene Polyvinyl Chloride Methyl Methacrylate Nylon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used for making aircrafts and rockets is Copper Nickel Aluminium Lead Copper Nickel Aluminium Lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium vapour lamps glow with yellow colour. This is due to The low ionisation energy of sodium Its ability to absorb all other colours except yellow The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum sublimation of sodium to emit yellow colour The low ionisation energy of sodium Its ability to absorb all other colours except yellow The emission of excess energy absorbed by sodium atoms, in the yellow region of the spectrum sublimation of sodium to emit yellow colour ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element is Nitrogen Calcium Oxygen Silicon Nitrogen Calcium Oxygen Silicon ANSWER DOWNLOAD EXAMIANS APP
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